12pt Oil Pan Bolt Kit

Features:

• High strength 8740 chromoly steel construction
• 12 point head design for secure grip
• Fits Duramax LB7 through LMM engines
• Improved clamping force over factory bolts
• Precision rolled threads for accurate torque
• Black oxide finish for corrosion resistance
• Helps prevent oil pan leaks over time
• Even load distribution across oil pan flange
• Reusable bolts for long term serviceability
• Ideal for rebuilds and maintenance upgrades
• Direct fit replacement with no modifications

Seal Your Duramax Oil Pan With Confidence That Lasts

If you have ever dealt with a slow oil pan leak, you know how frustrating it can be to chase drips that never seem to go away. This ARP 12 point oil pan bolt kit is a simple upgrade that makes a big difference in keeping your Duramax sealed up tight. Right from the start, these bolts deliver a more consistent clamping force than factory hardware, helping the gasket stay properly compressed over time. Additionally, the 12 point head design gives you better tool engagement, which comes in handy when you are working in tighter spaces under the truck. It is the kind of upgrade that makes sense during a rebuild, but also pays off during routine maintenance when you want to do the job once and not think about it again. What’s more, the reusable design means you are investing in hardware that holds up through multiple service intervals. Whether your truck is putting in work every day or sitting ready for the next haul, this kit helps keep things clean underneath. It is a straightforward way to add reliability where it matters most.

Engineered Fastener Strength Designed For Duramax Oil Pan Integrity

The ARP 130-1801 oil pan bolt kit is built specifically for GM 6.6L Duramax engines from LB7 through LMM, ensuring proper fitment across multiple generations. Each bolt is manufactured from high strength 8740 chromoly steel, which offers excellent resistance to fatigue and stretching under repeated heat cycles. Furthermore, the threads are precision rolled to enhance strength while also improving torque consistency during installation. This allows for more accurate preload, which is critical for maintaining even clamping across the oil pan flange. The 12 point head design not only improves tool access but also reduces the chance of rounding compared to standard bolt heads. Additionally, the black oxide finish provides added protection against corrosion in harsh undercarriage environments. This helps preserve both the appearance and performance of the hardware over time. Altogether, this kit delivers a reliable sealing solution that supports long term durability in demanding diesel applications.

Fitment: 2001, 2002, 2003, 2004, 2007, 2008, 2009, 2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LB7/LMM

Notes:

• Fits Duramax LB7 through LMM engines only
• Designed specifically for oil pan applications
• ARP Ultra Torque lubricant recommended
• Follow ARP torque specifications during install
• Not intended for other engine platforms
• Ensure oil pan flange is clean and flat
• Check gasket condition before installation
• Proper torque sequence is critical for sealing
• Ideal for engine builds and resealing jobs
• Compatible with factory and aftermarket oil pans
• Engine should be cool before installation